#00B4B0

CSS

:root {
  --super-rare-jade: #00b4b0;
  --super-rare-jade-rgb: 0 180 176;
  --super-rare-jade-oklch: oklch(0.696 0.119 192);
}

.element {
  color: var(--super-rare-jade);
  background-color: hsl(179 100% 35%);
  border-color: oklch(0.696 0.119 192);
}

Tailwind CSS v4

@theme {
  --color-super-rare-jade: #00b4b0;
  --color-super-rare-jade-50: #cfffff;
  --color-super-rare-jade-100: #baf5f3;
  --color-super-rare-jade-200: #96e5e3;
  --color-super-rare-jade-300: #64cbc9;
  --color-super-rare-jade-400: #24b4b0;
  --color-super-rare-jade-500: #009e9a;
  --color-super-rare-jade-600: #008682;
  --color-super-rare-jade-700: #006b68;
  --color-super-rare-jade-800: #004f4b;
  --color-super-rare-jade-900: #003734;
  --color-super-rare-jade-950: #002220;
}

SCSS

$super-rare-jade: #00b4b0;
$super-rare-jade-rgb: 0, 180, 176;
$super-rare-jade-light: mix(#fff, $super-rare-jade, 20%);
$super-rare-jade-dark: mix(#000, $super-rare-jade, 20%);

.element {
  color: $super-rare-jade;
  box-shadow: 0 0 0 2px rgba($super-rare-jade, 0.35);
}